What is Quanta Computer's stock price today? One share of Quanta Computer stock can currently be purchased for approximately $8.20. How big of a company is Quanta Computer? Quanta Computer has a market capitalization of $5.02 billion.
Support & Contact: 1 800 AT&T Phone Number Look Up. What is the 1-800 number for AT&T? Below is a list of toll free 800 numbers for AT&T. Orders, Customer Care, Billing,Tech Support: 1-800-331-0500 or 611 from your wireless phone. hours: Mon.-Fri. 7 a.m.-10 p.m., Sat.-Sun.
Hang up and call the phone number on your account statement, in the phone book, or on the companyâs or government agencyâs website to find out if the entity that supposedly contacted you actually needs the requested information from you. Contact AT&T at 1.800.337.5373, option 1 to report such activity.f a chargeback request has been completed and there are additional disputes of charges pertaining to an AT&T wireless account, contact the Global Fraud Management Organization at 877.844.5584. If the charges pertain to an AT&T wireline or U-verse accounts, contact AT&T Customer Care at 800.288.2020.